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26 Commits

Author SHA1 Message Date
Vladimir Kozlov
41463d1d3a Merge 2009-03-19 09:13:24 -07:00
Vladimir Kozlov
69f9ddee90 6791178: Specialize for zero as the compressed oop vm heap base 
Use zero based compressed oops if java heap is below 32gb and unscaled compressed oops if java heap is below 4gb.

Reviewed-by: never, twisti, jcoomes, coleenp
 2009-03-12 10:37:46 -07:00
Xiomara Jayasena
2be2e027b0 6814575: Update copyright year 
Update copyright for files that have been modified in 2009, up to 03/09

Reviewed-by: katleman, tbell, ohair
 2009-03-09 13:28:46 -07:00
Y. Srinivas Ramakrishna
0badccf962 6800586: -XX:+PrintGCDateStamps is using mt-unsafe localtime function 
Replaced localtime() with localtime_r() on Solaris and Linux.

Reviewed-by: apetrusenko, dholmes, jmasa
 2009-02-09 12:26:05 -08:00
Coleen Phillimore
76f79d82ad Merge 2009-01-09 14:39:07 -05:00
Xiaobin Lu
f05b009ce8 6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2 
Fixed the wrong cast between types since more restrictions are imposed by gcc 4.3.2

Reviewed-by: jcoomes, acorn, phh, never
 2008-12-24 19:13:53 -08:00
Lillian Angel
1ad664c0c9 6778662: fixes 64-bits libraries directory search paths on linux 
Fixes 64-bits libraries directory search paths.

Reviewed-by: never
 2008-12-22 16:53:34 -08:00
Coleen Phillimore
e0d2bfab81 6727377: VM stack guard pages on Windows should PAGE_READWRITE not PAGE_EXECUTE_READWRITE 
Make reguard_stack change access to RW, not execute and use os::protect_memory with the new parameter when change needed to X.

Reviewed-by: acorn, jcoomes
 2008-12-10 15:14:29 -08:00
Igor Veresov
af509dd90d 6779436: NUMA allocator: libnuma expects certain size of the buffer in numa_node_to_cpus() 
In os::Linux::rebuild_cpu_to_node_map() fix the size of the CPU bitmap. Fixed arithmetic in MutableNUMASpace::adaptive_chunk_size() that could cause overflows and underflows of the chunk_size variable.

Reviewed-by: apetrusenko
 2008-12-03 14:18:57 -08:00
Antonios Printezis
615777b6da Merge 2008-08-21 23:36:31 -04:00
Jon Masamitsu
b57ca9ed91 Merge 2008-08-04 12:11:36 -07:00
Jon Masamitsu
b8633a3b01 Merge 2008-07-28 15:30:23 -07:00
Keith McGuigan
74faacc945 6721093: -XX:AppendRatio=N not supported 
Add mechanism to ignore unsupported flags for a set period of time

Reviewed-by: acorn, never, coleenp
 2008-07-28 14:07:44 -04:00
Coleen Phillimore
20dba03e99 6716785: implicit null checks not triggering with CompressedOops 
Allocate alignment-sized page(s) below java heap so that memory accesses at heap_base+1page give signal and cause an implicit null check

Reviewed-by: kvn, jmasa, phh, jcoomes
 2008-07-19 17:38:22 -04:00
Igor Veresov
e9e432633b 6720130: NUMA allocator: The linux version should search for libnuma.so.1 
Search for libnuma.so.1 on Linux and liblgrp.so.1 on Solaris.

Reviewed-by: jmasa
 2008-07-14 04:12:47 -07:00
Erik Trimble
2d6f42d18c Merge 2008-07-11 01:14:44 -07:00
Xiomara Jayasena
c96a95c4b8 6719955: Update copyright year 
Update copyright year for files that have been modified in 2008

Reviewed-by: ohair, tbell
 2008-07-02 12:55:16 -07:00
Y. Srinivas Ramakrishna
f521ab4f1a Merge 2008-06-24 13:20:34 -07:00
Xiaobin Lu
cb8502a58c 6681796: hotspot build failure on gcc 4.2.x (ubuntu 8.04) w/ openjdk 6 
Fixed the cast from char* to const char* and tried to use const char* as much as possible

Reviewed-by: never, kamg
 2008-06-17 09:59:59 -07:00
Y. Srinivas Ramakrishna
18f3386a98 6711316: Open source the Garbage-First garbage collector 
First mercurial integration of the code for the Garbage-First garbage collector.

Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
 2008-06-05 15:57:56 -07:00
Igor Veresov
a24f915b60 6684395: Port NUMA-aware allocator to linux 
NUMA-aware allocator port to Linux

Reviewed-by: jmasa, apetrusenko
 2008-04-29 13:51:26 +04:00
John Coomes
5ac01e984f 6642862: Code cache allocation fails with large pages after 6588638 
Reviewed-by: apetrusenko
 2008-03-28 23:35:42 -07:00
Keith McGuigan
c2c3f0fe72 Merge 2008-03-20 09:17:30 -05:00
Steve Bohne
bf559c6dce 6667833: Remove CacheTimeMillis 
Remove -XX:+CacheTimeMillis option and associated functionality

Reviewed-by: acorn, never
 2008-03-19 09:58:01 -04:00
Paul Hohensee
4576d7abf7 6629887: 64-bit windows should not restrict default heap size to 1400m 
Reviewed-by: jmasa, sbohne, ikrylov, xlu
 2007-12-05 09:04:00 -08:00
J. Duke
8153779ad3 Initial load 2007-12-01 00:00:00 +00:00